package com.bw.service;

import com.bw.bean.Gm1;
import com.bw.bean.Gm2;
import com.bw.bean.Gm3;
import com.bw.bean.Gm4;

import java.util.List;

public interface GmService {
    List<Gm1> list();
    Gm2 list1();
    Gm3 list2();
    List<Gm4> list3();
}
